28865192

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{571}}^1$

素因数の和:737

約数の個数: 32

約数和(自身を含む): 55598400

約数和(自身を除く): 26733208

約数列:

[1, 2, 4, 8, 71, 89, 142, 178, 284, 356, 568, 571, 712, 1142, 2284, 4568, 6319, 12638, 25276, 40541, 50552, 50819, 81082, 101638, 162164, 203276, 324328, 406552, 3608149, 7216298, 14432596, 28865192]

約数ペア:

[(1, 28865192), (2, 14432596), (4, 7216298), (8, 3608149), (71, 406552), (89, 324328), (142, 203276), (178, 162164), (284, 101638), (356, 81082), (568, 50819), (571, 50552), (712, 40541), (1142, 25276), (2284, 12638), (4568, 6319)]